English

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Etymology

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From under- +‎ exercise.

Noun

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underexercise (uncountable)

  1. Insufficient exercise.

Verb

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underexercise (third-person singular simple present underexercises, present participle underexercising, simple past and past participle underexercised)

  1. (intransitive) To take too little exercise.
    Overeating and underexercising will lead to obesity.